Ken Griffey Jr., "The Kid," wasn't just a baseball legend known for his incredible talent on the field. Off the diamond, ...

After each half-inning, he and Ken Griffey Jr. would exchange their gloves, so the glove was being used by each player. The Mariners posted a highlight of the moment on social media: During our ...

But the rookie card bonanza took off with the 1989 Upper Deck Ken Griffey Jr., a historic card for various reasons. Ken Griffey's Upper Deck card was released the same year as his major league ...

For Seattle Mariners fans of a certain age, Thursday night was a special one. That's because franchise legends Ken Griffey Jr ...